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Date:      Mon, 25 Nov 2002 14:17:48 -0800
From:      Kris Kennaway <kris@obsecurity.org>
To:        Terry Lambert <tlambert2@mindspring.com>
Cc:        Kris Kennaway <kris@obsecurity.org>, Robert Watson <rwatson@FreeBSD.ORG>, Mikhail Teterin <mi+mx@aldan.algebra.com>, current@FreeBSD.ORG
Subject:   Re: -current unusable after a crash
Message-ID:  <20021125221748.GA11747@rot13.obsecurity.org>
In-Reply-To: <3DE29DE6.CDD96F3F@mindspring.com>
References:  <200211250959.39594.mi%2Bmx@aldan.algebra.com> <Pine.NEB.3.96L.1021125102358.33619A-100000@fledge.watson.org> <20021125172445.GA8953@rot13.obsecurity.org> <3DE29DE6.CDD96F3F@mindspring.com>

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On Mon, Nov 25, 2002 at 02:02:14PM -0800, Terry Lambert wrote:

> I don't think this is really possible.

Yeah :(

> If you made system dumps mandatory (or marked swap with a non-dump
> header in case of panic), this still would not handle the "silent
> reboot", "double panic", or "single panic with disk I/O trashed"
> cases.  8-(.

And the panics that affect the disk/filesystem are likely to not give
a crashdump, but at the same time are likely to cause FS problems for
bgfsck :-(

Kris

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